Weather History for Palo Alto, CA

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Week of September 22, 2013 through September 28, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 80 °F 76 °F 69 °F
Mean Temperature 66 °F 63 °F 60 °F
Min Temperature 55 °F 50 °F 44 °F
Degree Days  
Heating Degree Days (base 65) 4 2 0 15
Cooling Degree Days (base 65) 2 0 0 2
Growing Degree Days (base 50) 16 13 10 91
Dew Point  
Dew Point 61 °F 49 °F 36 °F
Precipitation  
Precipitation 0.00 in 0.00 in 0.00 in 0.00 in
Snowdepth - - - -
Wind  
Wind 21 mph 8 mph 0 mph
Gust Wind 23 mph 21 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.10 in 29.98 in 29.85 in

Weekly Weather History Graph

Weekly Weather History Graph

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Astronomy

Sep. 26, 2013 Rise Set
Actual Time 6:59 AM PDT 6:58 PM PDT
Civil Twilight 6:33 AM PDT 7:24 PM PDT
Nautical Twilight 6:03 AM PDT 7:55 PM PDT
Astronomical Twilight 5:32 AM PDT 8:25 PM PDT
Moon No Moon Rise 1:50 PM PDT (9/26)
Length of Visible Light 12h 50m
Length of Day
11h 58m
Waning Gibbous, 53% of the Moon is Illuminated
Sep 26
Waning Gibbous
Sep 26
Last Quarter
Oct 4
New
Oct 11
First Quarter
Oct 18
Full

Daily Weather History & Observations

2013 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Sep high avg low high avg low high avg low high avg low high avg low high avg high sum  
22 75 63 51 57 54 50 94 69 50 30.00 29.98 29.94 15 14 7 14 7 21 0.00  
23 80 66 53 61 56 52 94 62 45 30.03 29.98 29.93 20 20 20 16 8 17 0.00  
24 75 65 55 55 52 48 94 58 41 30.01 29.98 29.95 20 15 10 21 10 23 0.00  
25 69 62 55 50 47 45 82 54 43 29.95 29.90 29.85 20 20 20 17 10 23 0.00  
26 77 62 46 46 42 37 87 46 24 29.95 29.91 29.88 - - - 14 8 - 0.00  
27 77 60 44 48 43 36 87 44 29 30.10 30.06 30.02 10 10 10 13 5 - 0.00  
28 80 63 46 57 50 41 81 56 34 30.08 30.04 30.00 10 10 10 14 6 23 0.00